Nov 29 04:49:43.838 INFO checking alerts-0.1.1 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 29 04:49:43.838 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 29 04:49:44.154 INFO [stdout] f6a494380c8fe506da8db0e7f40b1697aa3bcf32d6a8e6d7684a8939eba37299
Nov 29 04:49:44.158 INFO running `"docker" "start" "-a" "f6a494380c8fe506da8db0e7f40b1697aa3bcf32d6a8e6d7684a8939eba37299"`
Nov 29 04:49:44.872 INFO [stderr] usermod: no changes
Nov 29 04:49:44.957 INFO [stderr]     Checking alerts v0.1.1 (/source)
Nov 29 04:49:45.612 INFO [stderr] warning: unused variable: `head`
Nov 29 04:49:45.612 INFO [stderr]   --> src/alert.rs:33:18
Nov 29 04:49:45.612 INFO [stderr]    |
Nov 29 04:49:45.612 INFO [stderr] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
Nov 29 04:49:45.612 INFO [stderr]    |                  ^^^^ help: consider using `_head` instead
Nov 29 04:49:45.612 INFO [stderr]    |
Nov 29 04:49:45.612 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 04:49:45.612 INFO [stderr] 
Nov 29 04:49:45.924 INFO [stderr] warning: unused variable: `head`
Nov 29 04:49:45.924 INFO [stderr]   --> src/alert.rs:33:18
Nov 29 04:49:45.924 INFO [stderr]    |
Nov 29 04:49:45.924 INFO [stderr] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
Nov 29 04:49:45.924 INFO [stderr]    |                  ^^^^ help: consider using `_head` instead
Nov 29 04:49:45.924 INFO [stderr]    |
Nov 29 04:49:45.924 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 04:49:45.924 INFO [stderr] 
Nov 29 04:49:45.952 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
Nov 29 04:49:45.952 INFO [stderr] su: No module specific data is present
Nov 29 04:49:46.310 INFO running `"docker" "inspect" "f6a494380c8fe506da8db0e7f40b1697aa3bcf32d6a8e6d7684a8939eba37299"`
Nov 29 04:49:46.443 INFO running `"docker" "rm" "-f" "f6a494380c8fe506da8db0e7f40b1697aa3bcf32d6a8e6d7684a8939eba37299"`
Nov 29 04:49:46.644 INFO [stdout] f6a494380c8fe506da8db0e7f40b1697aa3bcf32d6a8e6d7684a8939eba37299